{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2016:NH2NF3FOPZJRCBPRFYABP2PQ3V","short_pith_number":"pith:NH2NF3FO","schema_version":"1.0","canonical_sha256":"69f4d2ecae7e531105f12e0017e9f0dd58ed2d48e8eec238d5ca7db440d22ead","source":{"kind":"arxiv","id":"1611.09848","version":1},"attestation_state":"computed","paper":{"title":"A Search for Additional Bodies in the GJ 1132 Planetary System from 21 Ground-based Transits and a 100 Hour Spitzer Campaign","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"David Charbonneau, Elisabeth R Newton, Jason A Dittmann, Jonathan M Irwin, Zachory K Berta-Thompson","submitted_at":"2016-11-29T20:59:59Z","abstract_excerpt":"We present the results of a search for additional bodies in the GJ 1132 system through two methods: photometric transits and transit timing variations of the known planet. We collected 21 transit observations of GJ 1132b with the MEarth-South array since 2015. We obtained 100 near-continuous hours of observations with the $Spitzer$ Space Telescope, including two transits of GJ 1132b and spanning 60\\% of the orbital phase of the maximum period at which bodies coplanar with GJ 1132b would pass in front of the star. We exclude transits of additional Mars-sized bodies, such as a second planet or a"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1611.09848","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2016-11-29T20:59:59Z","cross_cats_sorted":[],"title_canon_sha256":"84b6bf0953647b3067e7311e9360f9b01bf4967e98e1a250c9d93272f8b29254","abstract_canon_sha256":"a88e08d83f331613044a952bdacc081aa7fd5aea416bdda57f4e19df2116ad44"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:34:52.318466Z","signature_b64":"bGwhbgFgk9TbpMy+OUjbgyPsL8N9DQrJOreYEM1BWjGcGCo0/QuwGa8qfKrVouee+m962DfvXaUkaAmJ9hEsBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"69f4d2ecae7e531105f12e0017e9f0dd58ed2d48e8eec238d5ca7db440d22ead","last_reissued_at":"2026-05-18T00:34:52.317864Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:34:52.317864Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A Search for Additional Bodies in the GJ 1132 Planetary System from 21 Ground-based Transits and a 100 Hour Spitzer Campaign","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"David Charbonneau, Elisabeth R Newton, Jason A Dittmann, Jonathan M Irwin, Zachory K Berta-Thompson","submitted_at":"2016-11-29T20:59:59Z","abstract_excerpt":"We present the results of a search for additional bodies in the GJ 1132 system through two methods: photometric transits and transit timing variations of the known planet. We collected 21 transit observations of GJ 1132b with the MEarth-South array since 2015. We obtained 100 near-continuous hours of observations with the $Spitzer$ Space Telescope, including two transits of GJ 1132b and spanning 60\\% of the orbital phase of the maximum period at which bodies coplanar with GJ 1132b would pass in front of the star. We exclude transits of additional Mars-sized bodies, such as a second planet or a"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1611.09848","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"aliases":[{"alias_kind":"arxiv","alias_value":"1611.09848","created_at":"2026-05-18T00:34:52.317989+00:00"},{"alias_kind":"arxiv_version","alias_value":"1611.09848v1","created_at":"2026-05-18T00:34:52.317989+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1611.09848","created_at":"2026-05-18T00:34:52.317989+00:00"},{"alias_kind":"pith_short_12","alias_value":"NH2NF3FOPZJR","created_at":"2026-05-18T12:30:32.724797+00:00"},{"alias_kind":"pith_short_16","alias_value":"NH2NF3FOPZJRCBPR","created_at":"2026-05-18T12:30:32.724797+00:00"},{"alias_kind":"pith_short_8","alias_value":"NH2NF3FO","created_at":"2026-05-18T12:30:32.724797+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/NH2NF3FOPZJRCBPRFYABP2PQ3V","json":"https://pith.science/pith/NH2NF3FOPZJRCBPRFYABP2PQ3V.json","graph_json":"https://pith.science/api/pith-number/NH2NF3FOPZJRCBPRFYABP2PQ3V/graph.json","events_json":"https://pith.science/api/pith-number/NH2NF3FOPZJRCBPRFYABP2PQ3V/events.json","paper":"https://pith.science/paper/NH2NF3FO"},"agent_actions":{"view_html":"https://pith.science/pith/NH2NF3FOPZJRCBPRFYABP2PQ3V","download_json":"https://pith.science/pith/NH2NF3FOPZJRCBPRFYABP2PQ3V.json","view_paper":"https://pith.science/paper/NH2NF3FO","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1611.09848&json=true","fetch_graph":"https://pith.science/api/pith-number/NH2NF3FOPZJRCBPRFYABP2PQ3V/graph.json","fetch_events":"https://pith.science/api/pith-number/NH2NF3FOPZJRCBPRFYABP2PQ3V/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/NH2NF3FOPZJRCBPRFYABP2PQ3V/action/timestamp_anchor","attest_storage":"https://pith.science/pith/NH2NF3FOPZJRCBPRFYABP2PQ3V/action/storage_attestation","attest_author":"https://pith.science/pith/NH2NF3FOPZJRCBPRFYABP2PQ3V/action/author_attestation","sign_citation":"https://pith.science/pith/NH2NF3FOPZJRCBPRFYABP2PQ3V/action/citation_signature","submit_replication":"https://pith.science/pith/NH2NF3FOPZJRCBPRFYABP2PQ3V/action/replication_record"}},"created_at":"2026-05-18T00:34:52.317989+00:00","updated_at":"2026-05-18T00:34:52.317989+00:00"}